Lesson Plan
Curated OER

Are you in Golden Shape

For Teachers 7th - 10th
Students solve and verify the solution for unknown measures. In this geometry lesson plan, students identify the properties of circles. They use the arc, angle and segment relationship to find the missing measures.
Worksheet
Curated OER

Similar Figures

For Students 7th - 9th
In this similar figures worksheet, students identify corresponding sides and corresponding angles of given polygons.  They identify similar figures.  This three-page worksheet contains 18 problems.
Lesson Plan
Curated OER

Triangles with Collinear Circumcenters

For Teachers 9th - 10th
Learners identify the circumcenter of a triangle. For this geometry lesson, students construct a perpendicular bisector using a straight edge and a compass. They differentiate between triangles and collinear points.
Worksheet
Curated OER

Three Tangent Circles

For Students 9th - 12th
In this tangent circles instructional activity, students use pi to solve a problem involving tangent circles.  This one-page instructional activity contains 1 problem.  The answer is provided at the bottom of the page.
Lesson Plan
Curated OER

Measuring Supporting Structures

For Teachers 9th - 12th
Students calculate the volume of the Pantheon's columns and estimate changes in weight given different parameters.
Lesson Plan
Curated OER

Overpopulation

For Teachers 5th - 11th
Students examine population growth and how it impacts our environment.  In this population instructional activity students identify the causes and consequences of overpopulation.
Lesson Plan
Curated OER

The Landscape

For Teachers 9th - 12th
Students recognize and recreate the political boundaries and physical features of the nation of Slovakia. They create topographic maps of Slovakia. The maps should include labeled line drawings of bordering countries. Slovakia should be...
Worksheet
Curated OER

The Quadrilateral Family

For Students 10th
For this quadrilaterals worksheet, 10th graders solve and complete 10 different problems that include identifying various quadrilaterals. First, they indicate whether the statements are true or false for each. Then, students determine...
Lesson Plan
Curated OER

Greece: The Landscape

For Teachers 4th - 6th
Pupils work in small groups to create a topographic map of Greece. They must include labeled line drawings of bordering countries and bodies of water. Students use salt and flour clay to make Greece three dimensional, showing the many...
Lesson Plan
Curated OER

Ape Cave Exploration

For Teachers 6th - 8th
Students simulate online the formation of Ape Cave, in order to better explain its construction. They observe, illustrate and discuss geological features of this lava tube.
Lesson Plan
Curated OER

Infinite Secrets

For Teachers 9th - 12th
Students duplicate the method that Archimedes used to estimate the value of pi. They complete a data table and find the approximate values of pi for three sets of polygons.
Lesson Plan
Curated OER

Idaho Earthquakes

For Teachers 9th - 12th
High schoolers examine the types of earthquakes that occur in Idaho. In groups, they compare and contrast the types of energy released and how they affect the movement of the Earth. To end the activity, they analyze a map showing the...
Lesson Plan
Alabama Learning Exchange

Density

For Teachers 9th - 12th Standards
Students observe a demonstration of regular soda versus diet soda.  In this exploring density instructional activity students complete a lab on density and present a PowerPoint presentations of their results.
Lesson Plan
Curated OER

"Where Does Pi Come From?"

For Teachers 5th
Fifth graders explore geometry by exploring Pi. In this circle measurement lesson, 5th graders identify the relationship between the radius, diameter and circumference of a circle and how Pi is the key to unlocking any circular...
Lesson Plan
Curated OER

A Taste of Space Nutrition Unit

For Teachers 2nd
Second graders make a power point presentation about space nutrition and health.
Lesson Plan
Curated OER

History of Wildlife Management Lesson Plan

For Teachers 8th - 12th
Learners explore how others maintain the balance between humans and wildlife.
Lesson Plan
Curated OER

Art and the Golden Ration

For Teachers 7th - 12th
Learners manipulate several metric measuring devices to become competent in their use. Students work cooperatively to complete a worksheet based on the Golden Ration. Learners observe example of sculptures from different cultures and...
Worksheet
Curated OER

Maps/ Scales and Conversions

For Students 6th - 8th
In this math instructional activity, students look for the actual values for the measurements of distance. The answers are found on page three.
Lesson Plan
Curated OER

Similar Triangles - Geometry Exploration

For Teachers 8th
Eighth graders become engaged in a lesson plan in geometry to improve mathematical skills. They construct triangles, segments, and points using Geometer's Sketchpad to demonstrate how dilations of triangles and rectangles change...
Lesson Plan
Curated OER

Handy Reflections

For Teachers 6th - 12th Standards
Learners explore reflections on a coordinate plane in this lesson. They trace their hand on a grid, determine the coordinates of each point, and create a scatter plot of their points. Pupils use this information to investigate aspect...
Lesson Plan
Curated OER

Probability: How Likely Am I to...?

For Teachers 12th
Twelfth graders examine various ways probability is applied to daily situations. They use marbles and blocks to calculate the probabilities of picking certain colors. They also calculate the odds of picking a winning raffle ticket.
Lesson Plan
Curated OER

The Circle's Measure

For Teachers 3rd - 7th
Students explore circumference and diameter. In this math lesson, students apply their knowledge of circumference and diameter to solve mathematical riddles. Students apply this knowledge to find circumference and diameter of various...
Lesson Plan
Curated OER

Exploring Gender Bias in the Workplace

For Teachers 9th - 12th
Students investigate gender bias in the work place.  In this secondary mathematics lesson, students gather research on the current statistics about a profession which focuses on the female//male ratios and the pay scale of the...
Lesson Plan
Curated OER

Measurement via Triangulation

For Teachers 6th - 12th
Students utilize triangulation techniques to determine altitudes of objects. An altitude locator is constructed and used to determine the height of a building or a tree. Tangent tables and formulas provide the ratio for the formula to...